Finding the Fourth Proportional to 25,134.59, 34,686.78 and 15,061.13

Step by Step Solution

1. Step 1: Write the proportion equation
   25,134.59 : 34,686.78 = 15,061.13 : x
2. Step 2: Convert to fraction form
   25,134.59/34,686.78 = 15,061.13/x
3. Step 3: Cross multiply
   25,134.59x = 34,686.78 × 15,061.13
4. Step 4: Simplify right side
   25,134.59x = 522,421,929.43
5. Step 5: Solve for x
   x = 522,421,929.43/25,134.59
6. Step 6: Final answer
   x = 20,784.98